The main botanical sources of kudzu root extract are the dried roots of legumes Pueraria pseudo-hirsuta TANG
et WANG, Pueraria lobata WILLD. OHWI or Pueraria thomsonii BENTN. Puerarin, white needle-like crystalline powder,
soluble in water, methanol, ethanol when heated, insoluble in ethyl acetate, chloroform, benzene